Swimming pool cofferdam



FIG. 1 is a perspective view of a swimming pool cofferdam embodying mynew design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The ornamental design for a swimming pool cofferdam, as shown anddescribed.